Principal Product Designer

About the company

Founded in 2018, we’ve already grown to be a 300+ team distributed across the globe, united by a singular mission: empowering people to take control of their health.the company is transforming health: we’ve built a cutting-edge platform that integrates diagnostics, medication, supplements, digital programmes, and doctor consultations. Giving people the tools they need to maximise life.To deliver on our transformative mission, we are guided by our 5 company values:

• Patients first.
• Learn fast.
• Own the quality.
• Succeed together.
• Care deeply.

Backed by top-tier investors, the company is already having a positive impact on hundreds of thousands of patients here in the UK, and we want you to help us deliver this mission!

The Role

Atthe company, we’re building a holistic digital healthcare experience that combines the best of human and system intelligence to help patients live healthier, happier, longer lives.

We are looking for an exceptional Principal Product Designer to raise the quality, craft, and ambition of our digital product. This is a senior, individual contributor (IC) role for a master of the craft who operates with deep autonomy, strong product judgement, and an AI-first mindset to shape our patient-facing mobile and web experiences.

You’ll be:

• Take complex, ambiguous health challenges and turn them into clear, elegant, high-quality experiences that materially improve usability, trust, and patient outcomes.
• Push teams beyond functional UX toward thoughtful, polished, and premium product experiences across visual design, interaction, and motion.
• Independently own high-value, strategically important experience problems from early thinking through to polished shipped execution without requiring heavy oversight.
• Use realistic modelling of flows and interaction patterns to drive alignment, tell compelling design stories, and help Engineering move faster.
• Lead by example by using modern AI tooling as a core part of your workflow to materially improve speed, iteration, and prototyping, while knowing exactly where human craft matters most.

We're looking for someone who has:

• A proven track record as a Principal Designer (or equivalent senior IC) shaping high-quality, consumer-facing digital products.
• Clear evidence of driving product quality, challenging direction, and solving complex problems across UX, systems, visual craft, and interaction.
• Strong experience partnering with Product, Engineering, Commercial, Clinical, and Behavioural Science teams.
• Proven experience using modern AI tooling to create real leverage, speed, and iteration quality in your design practice, with the ability to scale these ways of working across the team.
• Exceptional visual product design capability with deep craft maturity and impeccable taste.
• High comfort level with ambiguity and a knack for bringing clarity to regulatory, technical, or business constraints.
• Strong communication skills to challenge "good enough" work and align senior stakeholders.
• The ability to perfectly balance ambition, speed, and premium product quality.

Our benefits include:

• Share options.
• 25 days holiday, plus bank holidays (increasing to 30 the longer you stay with the company).
• Health insurance withVitality.
• Electric car salary sacrifice scheme with Octopus.
• Enhanced maternity and parental leave.
• A day off on your Birthday!
• Nursery benefit provided by YellowNest.
• Employee assistance programme (access to therapy, financial planning and discounts).
• Generous pension (includes both employee and employer contributions).
• Flexible working options, including a dog-friendly office in Farringdon.
• Personal training and development budget via Learnerbly.
• Wellhubmembership, giving you access to over 2,000 locations in the UK.
• Cycle to work scheme.
• Season ticket loan.
• Discount on the company products for your friends and family.
• Paid volunteering days.
• An additional 2 weeks off once you reach your 5th anniversary with the company.

Diversity at the company

At the company, people are at the heart of who we are.

We recognise and value the unique perspectives and experiences that individuals from all backgrounds bring.

We promote innovation and creativity, enabling us to tackle things from various viewpoints and are committed to equal opportunities and continuously strive to create a workplace where everyone feels respected, heard, and valued.

Embracing diversity isn't just our goal; it's our strength, driving us towards a more inclusive future.